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公开(公告)号:US2275915A
公开(公告)日:1942-03-10
申请号:US37087540
申请日:1940-12-19
Applicant: MCDONALD DONALD B
Inventor: MCDONALD DONALD B
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公开(公告)号:US2215402A
公开(公告)日:1940-09-17
申请号:US30770539
申请日:1939-12-05
Applicant: MCDONALD DONALD B
Inventor: MCDONALD DONALD B
IPC: A47G23/02
CPC classification number: A47G23/0216
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公开(公告)号:US2188841A
公开(公告)日:1940-01-30
申请号:US27753539
申请日:1939-06-05
Applicant: MCDONALD DONALD B
Inventor: MCDONALD DONALD B
IPC: A43C9/02
CPC classification number: A43C9/02 , Y10T16/42 , Y10T24/3795
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公开(公告)号:US1785133A
公开(公告)日:1930-12-16
申请号:US34829829
申请日:1929-03-19
Applicant: MCDONALD DONALD B
Inventor: MCDONALD DONALD B
IPC: B65D45/28
CPC classification number: B65D45/28
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